IP Library › Granted Patent US 6,748,917
Granted Patent Utility PCT National Stage
US 6,748,917 · Confirmation No. 3607

DIRECT INJECTION SPARK IGNITION ENGINE

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2002-05-10 LET. Miscellaneous Incoming Letter 44 View
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Quick Facts
Patent No.
US 6,748,917
App. No.
09/936,339
Filed
2002-05-10
Effective Filing
2001-09-12
Granted
2004-06-15
Art Unit
3747
PTA
0 days